package cn.edu.scau.cmi.ema.controller.rest;

import org.springframework.stereotype.Controller;

import java.util.List;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;
import java.io.IOException;

import com.google.gson.Gson;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONObject;


import cn.edu.scau.cmi.ema.base.CmiPagination;
import cn.edu.scau.cmi.ema.service.base.CmiPsonService;
import cn.edu.scau.cmi.ema.base.CmiEmaController;
import cn.edu.scau.cmi.ema.dao.*;
import cn.edu.scau.cmi.ema.domain.*;
import cn.edu.scau.cmi.ema.service.*;

import org.springframework.web.bind.annotation.*;
import javax.servlet.http.HttpServletRequest;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.bind.WebDataBinder;

@Controller("RulecolumnRestController")
public class RulecolumnRestController extends CmiEmaController {

	/**
	 * Create a new Rulecolumn entity
	 * 
	 */
	@RequestMapping(value = "/newRulecolumn", method = RequestMethod.POST)
	@ResponseBody
	public Object newRulecolumn(@RequestBody Rulecolumn rulecolumn) {
		rulecolumnService.saveRulecolumn(rulecolumn);
		return JSONObject.parse(cmiPsonService.toJsonString(rulecolumnDAO.findRulecolumnByPrimaryKey(rulecolumn.getId()), 2));
	}

	@RequestMapping(value = "/restNewRulecolumn", method = RequestMethod.POST)
	@ResponseBody
	public Object restNewRulecolumn(@RequestBody String rulecolumnJson) {
		Rulecolumn rulecolumn = new Gson().fromJson(rulecolumnJson, Rulecolumn.class);
		appendReferences(rulecolumn);
		rulecolumnService.saveRulecolumn(rulecolumn);
		return JSONObject.parse(cmiPsonService.toJsonString(rulecolumnDAO.findRulecolumnByPrimaryKey(rulecolumn.getId()), 2));
	}

	@RequestMapping(value = "/saveRulecolumn", method = RequestMethod.PUT)
	@ResponseBody
	public Rulecolumn saveRulecolumn(@RequestBody Rulecolumn rulecolumn) {
		rulecolumnService.saveRulecolumn(rulecolumn);
		return rulecolumnDAO.findRulecolumnByPrimaryKey(rulecolumn.getId());
	}

	@RequestMapping(value = "/restSaveRulecolumn", method = RequestMethod.PUT)
	@ResponseBody
	public Object restSaveRulecolumn(@RequestBody String rulecolumnJson) {
		Rulecolumn rulecolumn = new Gson().fromJson(rulecolumnJson, Rulecolumn.class);
		appendReferences(rulecolumn);
		CmiPsonService cmiPsonService = new CmiPsonService();
		rulecolumnService.saveRulecolumn(rulecolumn);
		return JSONObject.parse(cmiPsonService.toJsonString(rulecolumnDAO.findRulecolumnByPrimaryKey(rulecolumn.getId()), 1));
	}

	@RequestMapping(value = "/restDeleteRulecolumn/{rulecolumnId}", method = RequestMethod.DELETE)
	@ResponseBody
	public void restDeleteRulecolumn(@PathVariable Integer rulecolumnId) {
		Rulecolumn rulecolumn = rulecolumnDAO.findRulecolumnByPrimaryKey(rulecolumnId);
		rulecolumnService.deleteRulecolumn(rulecolumn);
	}

	@RequestMapping(value = "/restConfirmDeleteRulecolumns")
	@ResponseBody
	public Object restConfirmDeleteRulecolumns(@RequestBody Set<Integer> deleteRulecolumnsIds) {
		Set<Rulecolumn> deleteRulecolumns = rulecolumnDAO.findRulecolumnsByIds(deleteRulecolumnsIds);
		Set<Rulecolumn> referencedRulecolumns = rulecolumnService.loadReferenceRulecolumns(deleteRulecolumns);
		deleteRulecolumns.removeAll(referencedRulecolumns);
		JSONObject jsonObject = new JSONObject();
		jsonObject.put("referencedEntitys", referencedRulecolumns);
		jsonObject.put("deleteEntitys", deleteRulecolumns);
		return JSONObject.parse(jsonObject.toJSONString());
	}

	@RequestMapping("/restDeleteRulecolumns")
	@ResponseBody
	public Object restDeleteRulecolumns(@RequestBody Set<Rulecolumn> deleteRulecolumns) {
		Iterator<Rulecolumn> iterator = deleteRulecolumns.iterator();
		while (iterator.hasNext()) {
			Rulecolumn currentRulecolumn = iterator.next();
			rulecolumnService.deleteRulecolumn(currentRulecolumn);
		}
		JSONObject jsonObject = new JSONObject();
		jsonObject.put("url", "listRulecolumns");
		return JSONObject.parse(jsonObject.toJSONString());
	}
	// loadself

	@RequestMapping(value = "/restLoadRulecolumn/{rulecolumnId}", method = RequestMethod.POST)
	@ResponseBody
	public Object restLoadRulecolumn(@PathVariable Integer rulecolumnId, @RequestBody CmiPagination cmiPagination) {
		CmiPsonService cmiPsonService = new CmiPsonService();
		return JSONObject
				.parse(cmiPsonService.toPsonString(rulecolumnDAO.findRulecolumnByPrimaryKey(rulecolumnId), 2, cmiPagination));
	}

	@RequestMapping(value = "/restLoadRulecolumnRulefield/{rulecolumnId}/rulefield", method = RequestMethod.POST)
	@ResponseBody
	public Object restLoadRulecolumnRulefield(@PathVariable Integer rulecolumnId,
			@RequestBody CmiPagination cmiPagination) {
		CmiPsonService cmiPsonService = new CmiPsonService();
		return JSONObject.parse(cmiPsonService
				.toPsonString(rulecolumnDAO.findRulecolumnByPrimaryKey(rulecolumnId).getRulefield(), 2, cmiPagination));
	}
	// loadReferenceds
	// TODO loadReferencedsPson，这个方法有一些问题，待修复

	public void appendReferences(Rulecolumn rulecolumn) {

		Rulefield rulefield = rulecolumn.getRulefield();
		if (rulefield != null)
			rulecolumn.setRulefield(rulefieldService.findRulefieldByPrimaryKey(rulefield.getId()));

	}

	@RequestMapping(value = "/restGetRulecolumnRulefield/{rulecolumnId}/rulefield", method = RequestMethod.POST)
	@ResponseBody
	public Object restGetRulecolumnRulefield(@PathVariable Integer rulecolumnId,
			@RequestBody CmiPagination cmiPagination) {
		CmiPsonService cmiPsonService = new CmiPsonService();
		return JSONObject.parse(cmiPsonService
				.toPsonString(rulecolumnDAO.findRulecolumnByPrimaryKey(rulecolumnId).getRulefield(), 2, cmiPagination));
	}

	@RequestMapping(value = "/restListRulecolumns", method = RequestMethod.GET)
	@ResponseBody
	public Object restListRulecolumns() {
		return JSONObject.parse(cmiPsonService.toJsonString(rulecolumnService.loadRulecolumns(), 2));
	}

	@RequestMapping(value = "/restListRulecolumnsPost", method = RequestMethod.POST)
	@ResponseBody
	public Object restListRulecolumnsPost(@RequestBody CmiPagination cmiPagination) {

		CmiPsonService cmiPsonService = new CmiPsonService();
		cmiPagination = rulecolumnPaginationService.updateAppPagination(cmiPagination);
		int startResult = (cmiPagination.getCurrentPagination() - 1) * cmiPagination.getPaginationSize();

		Set<Rulecolumn> rulecolumns = rulecolumnDAO.findAllRulecolumns(startResult, cmiPagination.getPaginationSize());
		String rulecolumnString = cmiPsonService.toPsonString(rulecolumns, 2, cmiPagination);

		return JSONObject.parse(rulecolumnString);
	}

	@RequestMapping("/rulecolumnSelectBox")
	@ResponseBody
	public JSONObject rulecolumnSelectBox(@RequestParam(required = false) String searchTable,
			@RequestParam(required = false) Set<Integer> searchValue, // 杨宏宇2019-9-10：searchValue是在selectpage.js的616行定义，如果要修改searchValue的名称，1.可以修改在selectpage.js修改；2.可以
																		// @RequestParam(value="searchValue", required =
																		// false) Set<Integer> someName
			@RequestParam(required = false, defaultValue = "10") int paginationSize,
			@RequestParam(required = false, defaultValue = "1") int pageNumber,
			@RequestParam(value = "qWord[]", required = false) String queryword,
			@RequestParam(required = false) String selectItem) throws IOException {
		Set entitySet = null;
		Integer count = 0;

		// 初始化原始值

		if (searchValue != null) {
			switch (searchTable) {
			// 外键
			case "Rulefield":
				entitySet = rulefieldService.loadRulefieldsByIdSet(searchValue);
				break;

			// 被引用键
			}
			// 没有测试，深度需要多少？？？
			String jsonData = cmiPsonService.toJsonString(entitySet, 1);
			JSONArray jsonArray = new JSONArray();
			jsonArray = (JSONArray) JSON.parse((String) jsonData);

			JSONObject jsonObject = new JSONObject();
			jsonObject.put("list", jsonArray);
			jsonObject.put("totalRow", entitySet.size());
			return jsonObject;
		}

		// 不根据关键字进行搜索
		if (queryword == null || queryword.trim() == "") {
			switch (selectItem) {
			// 外键
			case "Rulefield":
				entitySet = rulefieldDAO.findAllRulefields((pageNumber - 1) * paginationSize, paginationSize);
				count = rulefieldService.countRulefields();
				break;

			// 被引用键
			}
		} else {
			switch (selectItem) {
			// 外键
			case "Rulefield":
				entitySet = rulefieldDAO.findRulefieldByNameContaining(queryword, (pageNumber - 1) * paginationSize,
						paginationSize);
				count = rulefieldService.countRulefieldsByName(queryword);
				break;

			// 被引用键
			}
		}
		/**
		 * 将Json数据转换成jsonArray形式，需要通过pson方式进行转换，然后再转换成JsonArray。因为存在懒加载
		 * 没有直接使用CmiPsonService中的fromJson方法是因为，fromJson方法会将int类型的直接转换成double类型的数据，这个问题还没有解决
		 */
		// 没有测试，深度需要多少？？？
		String jsonData = cmiPsonService.toJsonString(entitySet, 1);
		JSONArray jsonArray = new JSONArray();
		jsonArray = (JSONArray) JSON.parse((String) jsonData);

		JSONObject jsonObject = new JSONObject();
		jsonObject.put("list", jsonArray);
		jsonObject.put("paginationSize", paginationSize);
		jsonObject.put("pageNumber", pageNumber);
		jsonObject.put("totalRow", count);
		jsonObject.put("totalPaginations",
				count % paginationSize == 0 ? count / paginationSize : count / paginationSize + 1);
		return jsonObject;
	}
}
